package com.atguigu.springcloud.controller;

import com.atguigu.springcloud.entities.CommonResult;
import com.atguigu.springcloud.entities.Payment;
import com.atguigu.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
@RequestMapping("/payment")
public class PaymentController {
    @Resource
    private PaymentService paymentService;

    @Value("${server.port}")
    private String serverPort;

    @Resource
    private DiscoveryClient discoveryClient;

    @PostMapping("/create")
    public CommonResult create(@RequestBody Payment payment){
        int result = paymentService.create(payment);
        log.info("result:"+result);
        if (result > 0){
            return  new CommonResult(200,"插入数据成功:端口号是:"+serverPort,result);
        }else {
            return new CommonResult(444,"插入数据库失败",null);
        }
    }

    @GetMapping("/get/{id}")
    public CommonResult getPaymentById(@PathVariable("id") Long id){
        Payment payment = paymentService.getPaymentById(id);
        System.out.println("hello");
        log.info("查询结果："+payment);
        if (payment != null){
            return  new CommonResult(200,"查询成功:端口号是："+serverPort,payment);
        }else {
            return  new CommonResult(444,"没有对应记录，查询ID："+id,null);
        }
    }

    @GetMapping("/discover")
    public Map getDiscoveryClient(){
        List<String> services = discoveryClient.getServices();
        for (String service : services) {
            System.out.println(service);
        }
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance : instances) {
            System.out.println(instance);
        }
        Map<String,Object> map = new HashMap<>();
        map.put("services",services);
        map.put("instances",instances);
        return map;
    }

    @GetMapping("feign/timeout")
    public String getFeignTimeOut() {
        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }

    @GetMapping("lb")
    public String getPaymentLB() {
        return serverPort;
    }
}
